Q: Is 19,013,680 a Composite Number?

Why is 19,013,680 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 19,013,680 can be evenly divided by 1 2 4 5 7 8 10 14 16 19 20 28 35 38 40 56 70 76 80 95 112 133 140 152 190 266 280 304 380 532 560 665 760 1,064 1,330 1,520 1,787 2,128 2,660 3,574 5,320 7,148 8,935 10,640 12,509 14,296 17,870 25,018 28,592 33,953 35,740 50,036 62,545 67,906 71,480 100,072 125,090 135,812 142,960 169,765 200,144 237,671 250,180 271,624 339,530 475,342 500,360 543,248 679,060 950,684 1,000,720 1,188,355 1,358,120 1,901,368 2,376,710 2,716,240 3,802,736 4,753,420 9,506,840 and 19,013,680, with no remainder.

Since 19,013,680 cannot be divided by just 1 and 19,013,680, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).